Category:
Intermediates&Fine Chemicals
CAS NO:
190595-65-4
Standard:
In-house Standards,
This chiral beta-lactam intermediate, (3R,4S)-4-[4-(Benzyloxy)phenyl]-1-(4-fluorophenyl)-3-[3-(4-fluorophenyl)-3-oxopropyl]azetidin-2-one, is a critical scaffold for synthesizing advanced fluoroquinolone and cephalosporin antibiotics. Manufactured via asymmetric alkylation of azetidinones, it ensures high optical purity essential for pharmaceutical efficacy.